Tempress Technologies, Inc.
17Patents
11Active
17Granted
47Portfolio score
Filing activity: Nov 18, 1998 → Oct 17, 2019 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7139219B2 | Hydraulic impulse generator and frequency sweep mechanism for borehole applications | Emerging Cross-Sectional Technologies | 85 | Expired |
| US6347675B1 | Coiled tubing drilling with supercritical carbon dioxide | Emerging Cross-Sectional Technologies | 77 | Expired |
| US6237701A | Impulsive suction pulse generator for borehole | Fixed Constructions | 53 | Expired |
| US6301766A | Method for metal working using high pressure fluid pulses | Emerging Cross-Sectional Technologies | 32 | Expired |
| US7201238B2 | Low friction face sealed reaction turbine rotors | Fixed Constructions | 26 | Expired |
| US8528649B2 | Hydraulic pulse valve with improved pulse control | Emerging Cross-Sectional Technologies | 23 | Active |
| US7198456B2 | Floating head reaction turbine rotor with improved jet quality | Fixed Constructions | 21 | Expired |
| US7540339B2 | Sleeved hose assembly and method for jet drilling of lateral wells | Fixed Constructions | 9 | Active |
| US7524160B2 | Hydrokinetic speed governor | Mechanical Engineering; Lighting; Heating | 7 | Active |
| US8939217B2 | Hydraulic pulse valve with improved pulse control | Emerging Cross-Sectional Technologies | 6 | Active |
| US9279300B2 | Split ring shift control for hydraulic pulse valve | Fixed Constructions | 5 | Active |
| US8607896B2 | Jet turbodrill | Emerging Cross-Sectional Technologies | 3 | Active |
| US9249642B2 | Extended reach placement of wellbore completions | Fixed Constructions | 3 | Active |
| US10465475B2 | Hydraulic pulse valve with improved wear life and performance | Physics | 2 | Active |
| US10753154B1 | Extended reach fluidic oscillator | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9057262B2 | Hyper-pressure pulse excavator | Fixed Constructions | 1 | Active |
| US9739144B2 | Frequency modulated mud pulse telemetry apparatus and method | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.